/***********************************************************************

	This file is part of KEEL-software, the Data Mining tool for regression, 
	classification, clustering, pattern mining and so on.

	Copyright (C) 2004-2010
	
	F. Herrera (herrera@decsai.ugr.es)
    L. Sánchez (luciano@uniovi.es)
    J. Alcalá-Fdez (jalcala@decsai.ugr.es)
    S. García (sglopez@ujaen.es)
    A. Fernández (alberto.fernandez@ujaen.es)
    J. Luengo (julianlm@decsai.ugr.es)

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program.  If not, see http://www.gnu.org/licenses/
  
**********************************************************************/

package keel.Algorithms.LQD.methods.FGFS_costInstances;



import java.util.Vector;



/**

 * 

 * File: fun_aux.java

 * 

 * Obtain a fuzzy number from one number. This fuzzy number can be trapezoidal, triangular or rectangular

 * 

 * @author Written by Ana Palacios Jimenez (University of Oviedo) 25/006/2010 

 * @version 1.0 

 */





public class fun_aux {

	

    /**
     * Convert the number in fuzzy
     * @param number interval to fuzzy.
     * @return fuzzy value for the given number.
     */
	public static fuzzy to_fuzzy(String number)

	{

		//Convert the number in fuzzy

		fuzzy novel= new fuzzy();

		float iz, center,de;

		if(number.charAt(0)=='[')

		{

			int poscoma=number.indexOf(',', 1);

			int poscomaseg=-1;

			poscomaseg=number.indexOf(',', poscoma+1);

			int poscor = number.indexOf(']',poscoma+1);

			

			 iz=Float.parseFloat(number.substring(1, poscoma));

			 if(poscomaseg!=-1)

			 {

				 center=Float.parseFloat(number.substring(poscoma+1,poscomaseg));

				 de=Float.parseFloat(number.substring(poscomaseg+1,poscor));

				 novel.borrosotriangular(iz, center, de);

			 }

			 else

			 {

				 de=Float.parseFloat(number.substring(poscoma+1,poscor));

				 novel.borrosorectangular(iz,de);

			 }

			return novel;

		}

		

		

		//Is a crisp number

		iz=Float.parseFloat(number);



		novel.setizd(iz);

		novel.setdere(iz);

		return novel;

	}

    /**
     * Convert the number in fuzzy in trapezoidal way.
     * @param number interval to fuzzy.
     * @return fuzzy value for the given number.
     */
    public static fuzzy trapezoidal(String number)

	{

		fuzzy novel= new fuzzy();

		float iz, centro,centro1,de;

		if(number.charAt(0)=='[')

		{

			int poscoma=number.indexOf(',', 1);

			int poscomaseg=-1;

			int poscomater=-1;

			poscomaseg=number.indexOf(',', poscoma+1);

			poscomater=number.indexOf(',', poscomaseg+1);

			int poscor = number.indexOf(']',poscoma+1);

			

			 iz=Float.parseFloat(number.substring(1, poscoma));			 

			 centro=Float.parseFloat(number.substring(poscoma+1,poscomaseg));

			 centro1=Float.parseFloat(number.substring(poscomaseg+1,poscomater));

			 de=Float.parseFloat(number.substring(poscomater+1,poscor));			

			 novel.borrosotrapezoidal(iz, centro,centro1, de);

			

			return novel;

		}

		

		

		//is a number 

		iz=Float.parseFloat(number);

		

		novel.setizd(iz);

		novel.setdere(iz);

		return novel;

	}

	





}


